1. State Key Laboratory of Biotherapy; West China Hospital; Sichuan University; Chengdu 610041 China
2. State Key Laboratory of Stomatology; West China Hospital of Stomatology; Sichuan University; Chengdu 610041 China
3. School of Pharmacy; Shihezi University; Shihezi 832002 China
4. Key Laboratory of Structure-Based Drug Design & Discovery of Ministry of Education; School of Traditional Chinese Materia Medica, Shenyang Pharmaceutical University; Shenyang 110016 China